Clinical details and hormonal profile were obtained from hospital information system.

Clinical information was obtained from patient medical records and the electronic hospital information system.

The COVID-19 RT-PCR report of the patients was extracted from the hospital information system.

Data from the Hospital Information System and the National Registry of Health Establishments were used.

Clinical data captured in hospital information systems may be unusable in their original format due to missing information or knowledge.

Materials and methods: All the reports of LAR specimens during 2004 - 2005 were collected from the Hospital Information System (HIS).